18833444

素因数分解:

$2^2\times 7^4\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:122

約数の個数: 60

約数和(自身を含む): 40233564

約数和(自身を除く): 21400120

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 53, 74, 98, 106, 148, 196, 212, 259, 343, 371, 518, 686, 742, 1036, 1372, 1484, 1813, 1961, 2401, 2597, 3626, 3922, 4802, 5194, 7252, 7844, 9604, 10388, 12691, 13727, 18179, 25382, 27454, 36358, 50764, 54908, 72716, 88837, 96089, 127253, 177674, 192178, 254506, 355348, 384356, 509012, 672623, 1345246, 2690492, 4708361, 9416722, 18833444]

約数ペア:

[(1, 18833444), (2, 9416722), (4, 4708361), (7, 2690492), (14, 1345246), (28, 672623), (37, 509012), (49, 384356), (53, 355348), (74, 254506), (98, 192178), (106, 177674), (148, 127253), (196, 96089), (212, 88837), (259, 72716), (343, 54908), (371, 50764), (518, 36358), (686, 27454), (742, 25382), (1036, 18179), (1372, 13727), (1484, 12691), (1813, 10388), (1961, 9604), (2401, 7844), (2597, 7252), (3626, 5194), (3922, 4802)]